- 21684 Alinafiocca
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Alinafiocca
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =M. White andM. Collins
discovery_site =Anza Observatory of Orange County Astronomers
discovered =September 4 ,1999
designations = yes
mp_name = 21684
alt_names = 1999 RR33
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 2.7421428
perihelion = 2.1145064
semimajor =
eccentricity = 0.1292324
period = 1382.1607203
avg_speed =
inclination = 5.62493
asc_node = 17.97201
mean_anomaly = 24.28619
arg_peri = 75.64189
satellites =
physical_characteristics = yes
dimensions =
mass =
density =
surface_grav =
escape_velocity =
sidereal_day =
axial_tilt =
pole_ecliptic_lat =
pole_ecliptic_lon =
albedo =
temperatures=
temp_name1 =
mean_temp_1 =
max_temp_1 =
temp_name2 =
max_temp_2 =
spectral_type =
abs_magnitude = 15.521684 Alinafiocca (1999 RR33) is a
Main-belt Asteroid discovered onSeptember 4 ,1999 byM. White andM. Collins atAnza Observatory of Orange County Astronomers .External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=21684+Alinafiocca JPL Small-Body Database Browser on 21684 Alinafiocca]
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